Home / 26,079.46-35,989.38-14,142.70

Finding the Fourth Proportional to 26,079.46, 35,989.38 and 14,142.70

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Solution

The fourth proportional to 26,079.46, 35,989.38 and 14,142.70 is: 19,516.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,079.46 : 35,989.38 = 14,142.70 : x
  2. Step 2: Convert to fraction form
    26,079.46/35,989.38 = 14,142.70/x
  3. Step 3: Cross multiply
    26,079.46x = 35,989.38 × 14,142.70
  4. Step 4: Simplify right side
    26,079.46x = 508,987,004.53
  5. Step 5: Solve for x
    x = 508,987,004.53/26,079.46
  6. Step 6: Final answer
    x = 19,516.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.